Rear bumper/body mount for the rear bumper available in my store.
Mounts to the GCM skeleton chassis with (4)3x8mm button/round head screws
it is desingned to accept (2) 1/2" round counter sunk ring magents that line up
with the existing posts on the underside of the JK body.
Also designed for the MF style muffler available from Knight Customs.
https://www.shapeways.com/product/LKJW7MKAY/mf10001-twin-exhaust-nylon?optionId=60558446
Rear Bumper
https://www.shapeways.com/product/9CNXURBW3/jk-rear-bumper?optionId=64783734